Senior Remediation Subject Matter Expert, SME

AECOM

Senior Remediation Subject Matter Expert providing technical leadership for environmental remediation projects in the oil & gas sector. Position requires extensive experience and collaboration with multidisciplinary teams.

Posted 7/31/2026part-timeRemote • California • 🇺🇸 United StatesSenior💰 $60 - $85 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in environmental remediation, including technical leadership in soil, groundwater, and vapor impact projects. Proven ability to mentor multidisciplinary teams and contribute to business development through technical proposals and client engagement.

Highest-signal resume keywords

Environmental Remediation ExpertiseTechnical LeadershipProfessional Engineer (PE) RegistrationTechnical Writing SkillsClient Communication Skills

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Remedial InvestigationsFeasibility StudiesCorrective Action PlansRemedial DesignsRisk AssessmentsSite Closure DocumentationConceptual Site Models (CSMs)Contaminant Fate and Transport EvaluationRemediation Strategy DevelopmentEnvironmental Consulting

Soft Skills

MentoringLeadershipPresentation Skills

Certifications & Qualifications

Professional Engineer (PE)Professional Geologist (PG)

Industry Keywords

Oil & GasRefiningPetrochemicalEnergyIndustrial Sectors

About the role

Key responsibilities & impact

Provide technical leadership and strategic guidance for complex environmental remediation projects supporting clients in the oil & gas, refining, petrochemical, energy, and industrial sectors.
Serve as the senior technical lead and subject matter expert for environmental remediation projects involving soil, groundwater, sediment, and vapor impacts.
Provide technical oversight and quality reviews for remedial investigations, feasibility studies, corrective action plans, remedial designs, risk assessments, remedial action implementation, and site closure documentation.
Develop and review conceptual site models (CSMs), evaluate contaminant fate and transport, and recommend practical, technically sound remediation strategies.
Mentor and provide technical leadership to project managers, engineers, geologists, hydrogeologists, and environmental scientists.
Support business development efforts by contributing to technical proposals, scope development, project planning, and client presentations.

Requirements

What you’ll need

Bachelor's degree in Environmental Engineering, Civil Engineering, Geological Engineering, Geology, Hydrogeology, Environmental Science, or a related field.
10+ years of experience or demonstrated equivalency of experience and/or education.
20+ years of progressively responsible environmental consulting experience with significant remediation expertise (preferred).
Professional Engineer (PE) and/or Professional Geologist (PG) registration (preferred).
Excellent technical writing, report review, presentation, and client communication skills.
Proven ability to mentor technical staff and provide leadership across multidisciplinary project teams.

Benefits

Comp & perks

medical, dental, vision, life, AD&D, disability benefits
paid time off
leaves of absences
voluntary benefits
perks
flexible work options
well-being resources
employee assistance program
business travel insurance
service recognition awards
retirement savings plan
employee stock purchase plan